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When you change this to true, you may need to add more tests. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
388 lines
9.4 KiB
Ruby
388 lines
9.4 KiB
Ruby
# -*- coding: us-ascii -*-
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# frozen_string_literal: false
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require 'test/unit'
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require 'timeout'
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module TestStruct
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def test_struct
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struct_test = @Struct.new("Test", :foo, :bar)
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assert_equal(@Struct::Test, struct_test)
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test = struct_test.new(1, 2)
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assert_equal(1, test.foo)
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assert_equal(2, test.bar)
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assert_equal(1, test[0])
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assert_equal(2, test[1])
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a, b = test.to_a
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assert_equal(1, a)
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assert_equal(2, b)
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test[0] = 22
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assert_equal(22, test.foo)
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test.bar = 47
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assert_equal(47, test.bar)
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end
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# [ruby-dev:26247] more than 10 struct members causes segmentation fault
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def test_morethan10members
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list = %w( a b c d e f g h i j k l m n o p )
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until list.empty?
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c = @Struct.new(* list.map {|ch| ch.intern }).new
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list.each do |ch|
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c.__send__(ch)
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end
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list.pop
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end
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end
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def test_small_structs
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names = [:a, :b, :c, :d]
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1.upto(4) {|n|
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fields = names[0, n]
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klass = @Struct.new(*fields)
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o = klass.new(*(0...n).to_a)
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fields.each_with_index {|name, i|
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assert_equal(i, o[name])
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}
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o = klass.new(*(0...n).to_a.reverse)
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fields.each_with_index {|name, i|
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assert_equal(n-i-1, o[name])
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}
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}
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end
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def test_inherit
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klass = @Struct.new(:a)
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klass2 = Class.new(klass)
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o = klass2.new(1)
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assert_equal(1, o.a)
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end
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def test_members
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_equal([:a], klass.members)
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assert_equal([:a], o.members)
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end
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def test_ref
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_equal(1, o[:a])
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assert_raise(NameError) { o[:b] }
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end
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def test_set
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klass = @Struct.new(:a)
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o = klass.new(1)
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o[:a] = 2
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assert_equal(2, o[:a])
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assert_raise(NameError) { o[:b] = 3 }
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end
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def test_struct_new
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assert_raise(NameError) { @Struct.new("foo") }
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assert_nothing_raised { @Struct.new("Foo") }
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@Struct.instance_eval { remove_const(:Foo) }
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assert_nothing_raised { @Struct.new(:a) { } }
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assert_raise(RuntimeError) { @Struct.new(:a) { raise } }
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assert_equal([:utime, :stime, :cutime, :cstime], Process.times.members)
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end
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def test_initialize
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klass = @Struct.new(:a)
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assert_raise(ArgumentError) { klass.new(1, 2) }
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klass = @Struct.new(:total) do
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def initialize(a, b)
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super(a+b)
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end
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end
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assert_equal 3, klass.new(1,2).total
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end
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def test_each
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klass = @Struct.new(:a, :b)
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o = klass.new(1, 2)
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assert_equal([1, 2], o.each.to_a)
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end
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def test_each_pair
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klass = @Struct.new(:a, :b)
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o = klass.new(1, 2)
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assert_equal([[:a, 1], [:b, 2]], o.each_pair.to_a)
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bug7382 = '[ruby-dev:46533]'
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a = []
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o.each_pair {|x| a << x}
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assert_equal([[:a, 1], [:b, 2]], a, bug7382)
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end
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def test_inspect
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_equal("#<struct a=1>", o.inspect)
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o.a = o
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assert_match(/^#<struct a=#<struct #<.*?>:...>>$/, o.inspect)
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@Struct.new("Foo", :a)
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o = @Struct::Foo.new(1)
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assert_equal("#<struct #@Struct::Foo a=1>", o.inspect)
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@Struct.instance_eval { remove_const(:Foo) }
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klass = @Struct.new(:a, :b)
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o = klass.new(1, 2)
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assert_equal("#<struct a=1, b=2>", o.inspect)
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klass = @Struct.new(:@a)
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o = klass.new(1)
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assert_equal(1, o.__send__(:@a))
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assert_equal("#<struct :@a=1>", o.inspect)
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o.__send__(:"@a=", 2)
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assert_equal(2, o.__send__(:@a))
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assert_equal("#<struct :@a=2>", o.inspect)
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o.__send__("@a=", 3)
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assert_equal(3, o.__send__(:@a))
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assert_equal("#<struct :@a=3>", o.inspect)
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methods = klass.instance_methods(false)
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assert_equal([:@a, :"@a="].inspect, methods.inspect, '[Bug #8756]')
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assert_include(methods, :@a)
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assert_include(methods, :"@a=")
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end
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def test_init_copy
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_equal(o, o.dup)
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end
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def test_aref
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_equal(1, o[0])
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assert_raise_with_message(IndexError, /offset -2\b/) {o[-2]}
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assert_raise_with_message(IndexError, /offset 1\b/) {o[1]}
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assert_raise_with_message(NameError, /foo/) {o["foo"]}
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assert_raise_with_message(NameError, /foo/) {o[:foo]}
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end
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def test_aset
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klass = @Struct.new(:a)
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o = klass.new(1)
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o[0] = 2
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assert_equal(2, o[:a])
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assert_raise_with_message(IndexError, /offset -2\b/) {o[-2] = 3}
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assert_raise_with_message(IndexError, /offset 1\b/) {o[1] = 3}
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assert_raise_with_message(NameError, /foo/) {o["foo"] = 3}
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assert_raise_with_message(NameError, /foo/) {o[:foo] = 3}
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end
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def test_values_at
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klass = @Struct.new(:a, :b, :c, :d, :e, :f)
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o = klass.new(1, 2, 3, 4, 5, 6)
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assert_equal([2, 4, 6], o.values_at(1, 3, 5))
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assert_equal([2, 3, 4, 3, 4, 5], o.values_at(1..3, 2...5))
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end
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def test_select
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klass = @Struct.new(:a, :b, :c, :d, :e, :f)
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o = klass.new(1, 2, 3, 4, 5, 6)
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assert_equal([1, 3, 5], o.select {|v| v % 2 != 0 })
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assert_raise(ArgumentError) { o.select(1) }
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end
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def test_big_struct
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klass1 = @Struct.new(*('a'..'z').map(&:to_sym))
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o = klass1.new
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assert_nil o.z
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assert_equal(:foo, o.z = :foo)
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assert_equal(:foo, o.z)
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assert_equal(:foo, o[25])
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end
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def test_overridden_aset
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bug10601 = '[ruby-core:66846] [Bug #10601]: should not be affected by []= method'
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struct = Class.new(Struct.new(*(:a..:z), :result)) do
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def []=(*args)
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raise args.inspect
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end
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end
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obj = struct.new
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assert_nothing_raised(RuntimeError, bug10601) do
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obj.result = 42
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end
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assert_equal(42, obj.result, bug10601)
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end
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def test_overridden_aref
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bug10601 = '[ruby-core:66846] [Bug #10601]: should not be affected by [] method'
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struct = Class.new(Struct.new(*(:a..:z), :result)) do
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def [](*args)
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raise args.inspect
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end
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end
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obj = struct.new
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obj.result = 42
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result = assert_nothing_raised(RuntimeError, bug10601) do
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break obj.result
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end
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assert_equal(42, result, bug10601)
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end
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def test_equal
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klass1 = @Struct.new(:a)
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klass2 = @Struct.new(:a, :b)
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o1 = klass1.new(1)
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o2 = klass1.new(1)
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o3 = klass2.new(1)
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assert_equal(o1, o2)
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assert_not_equal(o1, o3)
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end
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def test_hash
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_kind_of(Fixnum, o.hash)
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end
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def test_eql
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klass1 = @Struct.new(:a)
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klass2 = @Struct.new(:a, :b)
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o1 = klass1.new(1)
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o2 = klass1.new(1)
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o3 = klass2.new(1)
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assert_operator(o1, :eql?, o2)
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assert_not_operator(o1, :eql?, o3)
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end
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def test_size
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klass = @Struct.new(:a)
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o = klass.new(1)
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assert_equal(1, o.size)
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end
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def test_error
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assert_raise(TypeError){
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@Struct.new(0)
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}
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end
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def test_redefinition_warning
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@Struct.new("RedefinitionWarning")
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e = EnvUtil.verbose_warning do
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@Struct.new("RedefinitionWarning")
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end
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assert_match(/redefining constant #@Struct::RedefinitionWarning/, e)
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end
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def test_nonascii
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struct_test = @Struct.new("R\u{e9}sum\u{e9}", :"r\u{e9}sum\u{e9}")
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assert_equal(@Struct.const_get("R\u{e9}sum\u{e9}"), struct_test, '[ruby-core:24849]')
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a = struct_test.new(42)
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assert_equal("#<struct #@Struct::R\u{e9}sum\u{e9} r\u{e9}sum\u{e9}=42>", a.inspect, '[ruby-core:24849]')
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e = EnvUtil.verbose_warning do
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@Struct.new("R\u{e9}sum\u{e9}", :"r\u{e9}sum\u{e9}")
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end
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assert_nothing_raised(Encoding::CompatibilityError) do
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assert_match(/redefining constant #@Struct::R\u{e9}sum\u{e9}/, e)
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end
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end
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def test_junk
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struct_test = @Struct.new("Foo", "a\000")
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o = struct_test.new(1)
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assert_equal(1, o.send("a\000"))
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@Struct.instance_eval { remove_const(:Foo) }
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end
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def test_comparison_when_recursive
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klass1 = @Struct.new(:a, :b, :c)
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x = klass1.new(1, 2, nil); x.c = x
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y = klass1.new(1, 2, nil); y.c = y
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Timeout.timeout(1) {
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assert_equal x, y
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assert_operator x, :eql?, y
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}
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z = klass1.new(:something, :other, nil); z.c = z
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Timeout.timeout(1) {
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assert_not_equal x, z
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assert_not_operator x, :eql?, z
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}
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x.c = y; y.c = x
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Timeout.timeout(1) {
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assert_equal x, y
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assert_operator x, :eql?, y
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}
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x.c = z; z.c = x
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Timeout.timeout(1) {
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assert_not_equal x, z
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assert_not_operator x, :eql?, z
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}
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end
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def test_to_h
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klass = @Struct.new(:a, :b, :c, :d, :e, :f)
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o = klass.new(1, 2, 3, 4, 5, 6)
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assert_equal({a:1, b:2, c:3, d:4, e:5, f:6}, o.to_h)
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end
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def test_question_mark_in_member
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klass = @Struct.new(:a, :b?)
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x = Object.new
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o = klass.new("test", x)
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assert_same(x, o.b?)
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o.send("b?=", 42)
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assert_equal(42, o.b?)
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end
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def test_bang_mark_in_member
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klass = @Struct.new(:a, :b!)
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x = Object.new
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o = klass.new("test", x)
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assert_same(x, o.b!)
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o.send("b!=", 42)
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assert_equal(42, o.b!)
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end
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def test_setter_method_returns_value
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klass = @Struct.new(:a)
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x = klass.new
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assert_equal "[Bug #9353]", x.send(:a=, "[Bug #9353]")
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end
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def test_dig
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klass = @Struct.new(:a)
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o = klass.new(klass.new({b: [1, 2, 3]}))
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assert_equal(1, o.dig(:a, :a, :b, 0))
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assert_nil(o.dig(:b, 0))
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end
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class TopStruct < Test::Unit::TestCase
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include TestStruct
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def initialize(*)
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super
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@Struct = Struct
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end
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end
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class SubStruct < Test::Unit::TestCase
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include TestStruct
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SubStruct = Class.new(Struct)
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def initialize(*)
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super
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@Struct = SubStruct
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end
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end
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end
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